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Area Related To Circles

A calf is tied with a rope of length 6 m at the corner of a square grassy  lawn  of  side  20  m.  If  the  length  of  the  rope  is increased  by  5.5m,  find  the increase in area of the grassy lawn in which the calf can graze.

08/11/2024

Mathematics

10th

Area Related To Circles

With the vertices A, B and C of a triangle ABC as centres, arcs are drawn with radii 5 cm each as shown in Figure. If AB = 14 cm, BC = 48 cm and CA = 50 cm, then find the area of the shaded region.  (Use π = 3.14).

08/11/2024

Mathematics

10th

Area Related To Circles

A chord of a circle of radius 20 cm subtends an angle of 90° at  the  centre.  Find  the  area  of  the  corresponding  major segment  of  the  circle. (Use π = 3.14).

08/11/2024

Mathematics

10th

Area Related To Circles

A piece of wire 20 cm long is bent into the form of an arc of a circle subtending an angle of 60° at its centre. Find the radius of the circle.

08/11/2024

Mathematics

10th

Area Related To Circles

In Figure, arcs have been drawn of radius 21 cm each with vertices A, B, C and D of quadrilateral ABCD as centres. Find the area of the shaded region.

08/11/2024

Mathematics

10th

Area Related To Circles

A circular park is surrounded by a road 21 m wide. If the radius of the park is 105 m, find the area of the road.

08/11/2024

Mathematics

10th

Area Related To Circles

In Figure, arcs have been drawn with radii 14 cm each and with centres P, Q and R. Find the area of the shaded region.

 

08/11/2024

Mathematics

10th

Area Related To Circles

In  Figure, arcs  are  drawn  by  taking vertices A, B and C of an equilateral triangle of side 10 cm. to intersect the sides BC, CA and AB at their respective mid-points D, E and  F.  Find  the  area  of  the  shaded  region (Use π = 3.14).

08/11/2024

Mathematics

10th

Area Related To Circles

Find the area of the shaded region in Figure, where arcs drawn with centres A, B, C and D intersect in pairs at mid-points P, Q, R and  S of the sides AB, BC, CD and DA, respectively of a square ABCD (Use π = 3.14).

08/11/2024

Mathematics

10th

Area Related To Circles

Find the area of the minor segment of a circle of radius 14 cm, when the angle of the corresponding sector is 60°.

08/11/2024

Mathematics

10th